Waffle machine



FIG. 1 is a front elevational view of a waffle machine showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a back elevational view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a perspective view thereof showing the top element in the closed position, the handles having been omitted therefrom for convenience of illustration. 

The ornamental design for a waffle machine, substantially as shown and described. 